-40%

battery Case For iPhone 11 12 13 14 Pro Max XR XS Max Power Bank Charging Cover

$ 12.03

  • Brand: Unbranded
  • Capacity: 6800mAh
  • Character: battery charger box, external battery, Case Pover Bank, charging case, rechargeable Cellphones Power Bank
  • Compatible Brand: For Apple
  • Country/Region of Manufacture: China
  • Design/Finish: Slim, Ultra Slim, external battery Charger Case
  • Features: Anti-Scratch, Shockproof, charging case, Case with battery
  • Items Included: Batteryt CASE
  • Manufacturer Warranty: 3 Months
  • Material: Plastic
  • Personalise: No
  • Theme: powerbank case
  • Type: Battery Case

Description

External smart battery Case For iPhone 13 mini Portable Battery Charger Cases For iPhone 11 12 14 13 Pro Max Power Bank charging Cover How to use: 1.Turn on:Click the switch for 3 seconds to start charging. 2.Shut down:Click the switch for 3 seconds off charging CHARACTERISTICS: 1. Attractive and exquisite, easy to carry. 2. This product is designed as protective backup battery case, which can protect your cell phone well. 3. It is suitable for stand by power supplies to travel, tourism, long distance car business and ships, field work or power outages environments. NOTE: 1. Do not throw the product into the fire or placed in any overheating environment. 2. Do not disassemble the pruduct or any form of maintenance and modifications. 3. Please follow the instructions, in accordance with the normal method of operation to use this product. If you have any questions, please feel free to contact us. Specification: Product type: Class A lithium ion polymer battery Input current: 5V 1500mA Output current: 5V 1500mA Working temperature: 0-45 temperature degree Battery capacity: 6800mAh, the Rated capacity is 3900-4200mAh Why exist this difference? The most important reason is the conversion rate. Because most of power bank's battery voltage is 3.7V, and power bank needs to increase the voltage to 5V when charging the mobile phone, which making the power bank's conversion efficiency only 3.75/5=74%, Also include generated heat when battery voltage boosting, and various of wire consumption, Electricity and self-consumption. these points add up to account for 30%-40% of the power of the mobile power source. So the 5,000mAh power bank can really be used by us only about 3000-4000mAh. Also, The conversion rate of the entire mobile power industry is basically in the range of 60%-70%. Please kindly noted. Please search on Google if want to know the details!